import cv2
cap = cv2.VideoCapture(0)
fourcc = cv2.VideoWriter_fourcc(*'XVID')
out = cv2.VideoWriter('output.avi', fourcc, 30.0, (640, 480))
while cap.isOpened():
    ret, frame = cap.read()
    if ret is True:
        frame = cv2.flip(frame, 2)
        out.write(frame)
        cv2.imshow('frame', frame)
        if cv2.waitKey(2) == ord('q'):
            break
    else:
        break
cap.release()
out.release()
cv2.destroyAllWindows()
